# git rev-parse -q --verify fba1153fe141609c48004a4438335a85159f34de^{commit} fba1153fe141609c48004a4438335a85159f34de already have revision, skipping fetch # git checkout -q -f -B kisskb fba1153fe141609c48004a4438335a85159f34de # git clean -qxdf # < git log -1 # commit fba1153fe141609c48004a4438335a85159f34de # Author: Kees Cook # Date: Tue Aug 13 08:15:32 2019 -0700 # # kbuild: Parameterize kallsyms generation and correct reporting # # When kallsyms generation happens, temporary vmlinux outputs are linked # but the quiet make output didn't report it, giving the impression that # the prior command is taking longer than expected. # # Instead, report the linking step explicitly. While at it, this # consolidates the repeated "kallsyms generation step" into a single # function and removes the existing copy/pasting. # # Signed-off-by: Kees Cook # Signed-off-by: Masahiro Yamada # < /opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux-gcc --version # < /opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux-ld --version # < git log --format=%s --max-count=1 fba1153fe141609c48004a4438335a85159f34de # < make -s -j 120 ARCH=powerpc O=/kisskb/build/kbuild_ppc64_defconfig+NO_HUGETLB_powerpc-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux- ppc64_defconfig # Added to kconfig CONFIG_HUGETLBFS=n # yes \n | make -s -j 120 ARCH=powerpc O=/kisskb/build/kbuild_ppc64_defconfig+NO_HUGETLB_powerpc-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux- oldconfig yes: standard output: Broken pipe # make -s -j 120 ARCH=powerpc O=/kisskb/build/kbuild_ppc64_defconfig+NO_HUGETLB_powerpc-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux- /kisskb/src/kernel/printk/printk.c: In function 'devkmsg_sysctl_set_loglvl': /kisskb/src/kernel/printk/printk.c:194:16: warning: 'old' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/base/regmap/regmap.c: In function 'regmap_raw_read': /kisskb/src/drivers/base/regmap/regmap.c:2591:6: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/base/regmap/regmap.c: In function '_regmap_raw_write': /kisskb/src/drivers/base/regmap/regmap.c:1852:6: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/proc/inode.c: In function 'proc_reg_open': /kisskb/src/include/linux/list.h:65:12: warning: 'pdeo' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/proc/inode.c:338:21: note: 'pdeo' was declared here /kisskb/src/kernel/futex.c: In function 'do_futex': /kisskb/src/kernel/futex.c:1676:3: warning: 'oldval' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/futex.c:1651:6: note: 'oldval' was declared here /kisskb/src/fs/nfsd/nfs4xdr.c: In function 'nfsd4_encode_components_esc': /kisskb/src/fs/nfsd/nfs4xdr.c:2065:9: warning: 'str' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/udf/unicode.c: In function 'udf_name_conv_char': /kisskb/src/fs/udf/unicode.c:132:8: warning: 'c' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/bridge/br_netlink.c: In function 'br_afspec.isra.28': /kisskb/src/net/bridge/br_netlink.c:648:7: warning: 'err' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/tty/serial/8250/8250_core.c: In function 'univ8250_release_irq': /kisskb/src/drivers/tty/serial/8250/8250_core.c:248:18: warning: 'i' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/tty/serial/8250/8250_core.c:228:19: note: 'i' was declared here /kisskb/src/net/core/devlink.c: In function 'devlink_fmsg_prepare_skb': /kisskb/src/net/core/devlink.c:4443:6: warning: 'err' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/usb/core/devio.c: In function 'async_completed': /kisskb/src/drivers/usb/core/devio.c:613:23: warning: 'errno' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/tun.c: In function 'tun_get_user': /kisskb/src/drivers/net/tun.c:1834:30: warning: 'copylen' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/tun.c:1747:46: warning: 'linear' may be used uninitialized in this function [-Wuninitialized] WARNING: "ahci_em_messages" [vmlinux] is a static EXPORT_SYMBOL_GPL WARNING: "ftrace_set_clr_event" [vmlinux] is a static EXPORT_SYMBOL_GPL WARNING: "ahci_em_messages" [vmlinux] is a static EXPORT_SYMBOL_GPL WARNING: "ftrace_set_clr_event" [vmlinux] is a static EXPORT_SYMBOL_GPL Completed OK # rm -rf /kisskb/build/kbuild_ppc64_defconfig+NO_HUGETLB_powerpc-gcc4.6 # Build took: 0:01:40.714088